Input Output Group Employee Directory

Software DevelopmentCentral Region, Singapore201-500 Employees

Founded in 2015, IOHK is one of the world’s pre-eminent blockchain research and engineering companies, best known for the Cardano blockchain platform
We are a fully decentralized, remote-working organization committed to the highest principles of academic rigour and evidence-based software development. The company builds high-assurance blockchain products for public and private sector clients.
Our goal is simple – to fuel our drive to be best in class by giving you the opportunity, resources and support to deliver your finest work to date. You’ll work with some exceptionally talented and friendly individuals who are always open to new ideas and ways of working.
IOHK is an advocate of decentralized remote working, with over 300 people working in more than 50 countries. Everyone has a different skill set, a different culture, and is at a different stage in their life. We aim to make collaboration between diverse people fun, exciting, and always rewarding. Many companies say they ‘think outside the box’ – for IOHK it’s more, ‘we think outside the geography’.

Find Input Output Group employees' phone numbers or email addresses

Input Output Group Global Highlights

Location
Employees

Europe
243

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  • United Kingdom Of Great Britain And Northern Ireland
    115
  • Poland
    19
  • Germany
    14
  • Spain
    14
  • France
    12
  • Greece
    8
  • Switzerland
    7
  • Ireland
    7
  • Portugal
    7
  • Italy
    5
  • Ukraine
    5
  • Serbia
    4
  • Estonia
    3
  • Austria
    3
  • Sweden
    2
  • Hungary
    2
  • Netherlands
    2
  • Bulgaria
    2
  • Croatia
    2
  • Slovakia
    1
  • Denmark
    1
  • Belgium
    1
  • Romania
    1
  • Norway
    1
  • Armenia
    1
  • Bosnia And Herzegovina
    1
  • Lithuania
    1
  • Cyprus
    1
  • Andorra
    1

North America
148

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  • United States Of America
    128
  • Canada
    11
  • Mexico
    4
  • Costa Rica
    3
  • Guatemala
    1
  • Trinidad And Tobago
    1

Asia
47

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  • Singapore
    26
  • Japan
    6
  • Thailand
    4
  • Turkey
    3
  • Iran
    2
  • India
    2
  • Bangladesh
    1
  • Viet Nam
    1
  • Mongolia
    1
  • China
    1

Africa
10

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  • Ethiopia
    8
  • South Africa
    1
  • Nigeria
    1

South America
8

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  • Argentina
    5
  • Bolivia
    1
  • Brazil
    1
  • Colombia
    1

Oceania
1

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  • Australia
    1

Input Output Group's Leadership

  • Stylized image of a person
    C. H.
    Chief Executive Officer
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    B. B.
    Cto, Midnight Tribe
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    R. T. P.
    Chief Technology Officer
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    D. D.
    Chief Of Staff To The Coo
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    M. W.
    Chief Product Officer
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    C. G.
    Chief Growth Officer
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    G. S.
    Chief People Officer
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    J. S.
    Chief Of Staff To The Ceo
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Input Output Group Employee Metrics

100%
50%
0%
2025
2024
  • Engineering
  • Product Management
  • Operations
  • Program & Project Management
  • Research
  • Other

Contact profiles from Input Output Group

Name
Title
Contact Info
Location
Last Update
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    M. A.
    Head Of Platform Engineering
    Phone icon
    Singapore
    Dec 16, 2025
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    O. P.
    Head Of Engineering @ Catalyst
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    GermanyBerlin
    Aug 08, 2025
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    S. P.
    Head Of Qa - Midnight
    Phone icon
    United KingdomNorthern Ireland
    Nov 13, 2025
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    J. C.
    Head Of Formal Methods
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    United KingdomScotland
    Oct 19, 2025
  • Stylized image of a person
    R. B.
    Head Of Software Engineering - Lace
    Phone icon
    United Kingdom
    Nov 17, 2025
  • Stylized image of a person
    J. R.
    Chief Technical Advisor, Midnight
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    Nov 17, 2025
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    S. M. W.
    Vp Of Finance
    Phone icon
    United StatesNew Jersey
    Dec 16, 2025
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    S. L.
    Head Of Product
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    United States
    Nov 18, 2025
  • Stylized image of a person
    E. L.
    Chief Editor, Technology
    Phone icon
    United StatesMinnesota
    Oct 16, 2024
  • Stylized image of a person
    O. H.
    Head Of Product - Smart Contracts
    Phone icon
    NetherlandsNorth Holland
    Sep 05, 2025

Frequently Asked Questions

What is Input Output Group known for?

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Input Output Group was founded in 2014 operates in the Software Development industry. Explore Input Output Group's company overview page for more information.

What is Input Output Group's most common email format?

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Input Output Group employees' email format typically follows the pattern of . Trying to find reliable and up-to-date employee contact data? Find more Input Output Group email formats with LeadIQ.

How many employees does Input Output Group have currently?

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Input Output Group has approximately 457 employees as of December 2025. These team members are located across 6 continents, including EuropeNorth AmericaAsia.

Who are Input Output Group's key employees and leadership?

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As of December 2025, Input Output Group's key employees include:

  • Chief Executive Officer: C. H.
  • Cto, Midnight Tribe: B. B.
  • Chief Technology Officer: R. T. P.
  • Chief Of Staff To The Coo: D. D.
  • Chief Product Officer: M. W.

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